package middlewares

import (
	"net/http"

	"github.com/gin-gonic/gin"
)

// 设置Header的跨域请求中间件
//
//	header	是否添加跨域请求头【如果nginx配置了跨域请求此处传false】
func Cors(c *gin.Context) {
	method := c.Request.Method
	c.Header("Access-Control-Allow-Origin", "*")
	c.Header("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE, UPDATE")
	c.Header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept, Authorization")
	c.Header("Access-Control-Expose-Headers", "Content-Length, Access-Control-Allow-Origin, Access-Control-Allow-Headers, Cache-Control, Content-Language, Content-Type")
	c.Header("Access-Control-Allow-Credentials", "true")
	if method == "OPTIONS" {
		c.AbortWithStatus(http.StatusNoContent)
	}
	c.Next()
}
